Example usage for org.eclipse.jface.viewers ITreePathContentProvider ITreePathContentProvider

List of usage examples for org.eclipse.jface.viewers ITreePathContentProvider ITreePathContentProvider

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Introduction

In this page you can find the example usage for org.eclipse.jface.viewers ITreePathContentProvider ITreePathContentProvider.

Prototype

ITreePathContentProvider

Source Link

Usage

From source file:de.dentrassi.eclipse.rpm.editor.ContentTable.java

License:Open Source License

public ContentTable(final Composite parent) {
    this.wrapper = new Composite(parent, SWT.NO_BACKGROUND);
    parent.setLayout(new FillLayout());

    this.resourceManager = new LocalResourceManager(JFaceResources.getResources(parent.getDisplay()));
    this.wrapper.addDisposeListener((evt) -> this.resourceManager.dispose());

    this.dimmedColor = this.resourceManager.createColor(new RGB(127, 127, 127));
    final ImageDescriptor fileIconDescriptor = AbstractUIPlugin.imageDescriptorFromPlugin(Activator.PLUGIN_ID,
            "$nl$/icons/obj16/file.png"); //$NON-NLS-1$
    final ImageDescriptor folderIconDescriptor = AbstractUIPlugin.imageDescriptorFromPlugin(Activator.PLUGIN_ID,
            "$nl$/icons/obj16/folder.png"); //$NON-NLS-1$
    final ImageDescriptor linkIconDescriptor = AbstractUIPlugin.imageDescriptorFromPlugin(Activator.PLUGIN_ID,
            "$nl$/icons/obj16/link.png"); //$NON-NLS-1$

    this.viewer = new TreeViewer(this.wrapper, SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL);

    final TreeColumnLayout layout = new TreeColumnLayout();

    createColumn(layout, "Name", 4, SWT.NONE, (node, cell) -> {
        cell.setText(node.getName());//  w ww. j a  v  a  2s .c  o m
        final MetaInformation meta = ContentTable.this.meta.get(node.getFullName());
        if (meta != null && meta.getMode() != null) {
            if ((meta.getMode() & 0x8000) > 0) {
                cell.setImage(this.resourceManager.createImage(fileIconDescriptor));
            } else if ((meta.getMode() & 0x4000) > 0) {
                cell.setImage(this.resourceManager.createImage(folderIconDescriptor));
            } else if ((meta.getMode() & 0xA000) > 0) {
                cell.setImage(this.resourceManager.createImage(linkIconDescriptor));
            }
        }
    });

    createColumn(layout, "Size", 1, SWT.RIGHT,
            (node, cell) -> cell.setText(NumberFormat.getIntegerInstance().format(node.getSize())));

    createMetaColumn(layout, "User", 1, SWT.NONE, (meta, cell) -> cell.setText(meta.getUser()));
    createMetaColumn(layout, "Group", 1, SWT.NONE, (meta, cell) -> cell.setText(meta.getGroup()));
    createMetaColumn(layout, "Mode", 1, SWT.NONE, (meta, cell) -> cell.setText(makeMode(meta.getMode())));

    createMetaColumn(layout, "Link", 1, SWT.NONE, (meta, cell) -> cell.setText(meta.getLinkTo()));

    createColumn(layout, "Timestamp", 1, SWT.NONE, (node, cell) -> {
        Instant ts = null;

        final MetaInformation meta = ContentTable.this.meta.get(node.getFullName());
        if (meta != null) {
            // use meta entry
            ts = meta.getTimestamp();
        }
        if (ts == null && node instanceof File) {
            // use CPIO entry
            ts = ((File) node).getFile().getTimestamp();
        }

        if (ts != null) {
            cell.setText(DATETIME_FORMATTER.format(ts.atZone(ZoneId.systemDefault())));
        }
    });

    this.wrapper.setLayout(layout);
    this.viewer.getTree().setHeaderVisible(true);

    final ITreePathContentProvider p = new ITreePathContentProvider() {

        @Override
        public boolean hasChildren(final TreePath path) {
            final Object[] children = getChildren(path);
            return children != null && children.length > 0;
        }

        @Override
        public TreePath[] getParents(final Object element) {
            return new TreePath[0];
        }

        @Override
        public Object[] getElements(final Object inputElement) {
            if (inputElement instanceof Object[]) {
                return (Object[]) inputElement;
            } else if (inputElement instanceof Directory) {
                return ((Directory) inputElement).getChildren();
            }
            return null;
        }

        @Override
        public Object[] getChildren(final TreePath parentPath) {
            return getElements(parentPath.getLastSegment());
        }
    };
    this.viewer.setContentProvider(p);
}

From source file:de.dentrassi.eclipse.rpm.editor.DependenciesTable.java

License:Open Source License

public DependenciesTable(final Composite parent) {
    this.wrapper = new Composite(parent, SWT.NO_BACKGROUND);
    parent.setLayout(new FillLayout());

    this.viewer = new TreeViewer(this.wrapper, SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL | SWT.FULL_SELECTION);

    final TreeColumnLayout layout = new TreeColumnLayout();

    {//from   w  w w .  j  a  va  2  s. c  o m
        final TreeViewerColumn col = new TreeViewerColumn(this.viewer, SWT.NONE);
        col.getColumn().setText("Name");
        col.setLabelProvider(new CellLabelProvider() {

            @Override
            public void update(final ViewerCell cell) {
                final Object ele = cell.getElement();
                if (ele instanceof Map.Entry<?, ?>) {
                    final String label = ((Map.Entry<?, ?>) ele).getKey().toString();
                    cell.setText(label);
                } else if (ele instanceof Dependency) {
                    final Dependency dep = (Dependency) ele;
                    cell.setText(dep.getName());
                }
            }
        });
        layout.setColumnData(col.getColumn(), new ColumnWeightData(5));
    }

    {
        final TreeViewerColumn col = new TreeViewerColumn(this.viewer, SWT.NONE);
        col.getColumn().setText("Op");
        col.setLabelProvider(new CellLabelProvider() {

            @Override
            public void update(final ViewerCell cell) {
                final Object ele = cell.getElement();
                if (ele instanceof Dependency) {
                    final Dependency dep = (Dependency) ele;

                    final EnumSet<RpmDependencyFlags> flags = dep.getFlags();

                    final StringBuilder sb = new StringBuilder();

                    for (final RpmDependencyFlags flag : flags) {
                        switch (flag) {
                        case LESS:
                            sb.append("<");
                            break;
                        case EQUAL:
                            sb.append("=");
                            break;
                        case GREATER:
                            sb.append(">");
                            break;
                        default:
                            break;
                        }
                    }

                    cell.setText(sb.toString());
                }
            }
        });
        layout.setColumnData(col.getColumn(), new ColumnWeightData(1));
    }

    {
        final TreeViewerColumn col = new TreeViewerColumn(this.viewer, SWT.NONE);
        col.getColumn().setText("Version");
        col.setLabelProvider(new CellLabelProvider() {

            @Override
            public void update(final ViewerCell cell) {
                final Object ele = cell.getElement();
                if (ele instanceof Dependency) {
                    final Dependency dep = (Dependency) ele;
                    cell.setText(dep.getVersion());
                }
            }
        });
        layout.setColumnData(col.getColumn(), new ColumnWeightData(5));
    }

    {
        final TreeViewerColumn col = new TreeViewerColumn(this.viewer, SWT.NONE);
        col.getColumn().setText("Flags");
        col.setLabelProvider(new CellLabelProvider() {

            @Override
            public void update(final ViewerCell cell) {
                final Object ele = cell.getElement();
                if (ele instanceof Dependency) {
                    final Dependency dep = (Dependency) ele;

                    final EnumSet<RpmDependencyFlags> flags = dep.getFlags();

                    final String text = flags.stream().map(RpmDependencyFlags::name)
                            .collect(Collectors.joining(", "));

                    cell.setText(text);
                }
            }
        });
        layout.setColumnData(col.getColumn(), new ColumnWeightData(5));
    }

    this.wrapper.setLayout(layout);
    this.viewer.getTree().setHeaderVisible(true);

    final ITreePathContentProvider p = new ITreePathContentProvider() {

        @Override
        public boolean hasChildren(final TreePath path) {
            final Object[] children = getChildren(path);
            return children != null && children.length > 0;
        }

        @Override
        public TreePath[] getParents(final Object element) {
            return new TreePath[0];
        }

        @Override
        public Object[] getElements(final Object inputElement) {
            if (inputElement instanceof Map<?, ?>) {
                return ((Map<?, ?>) inputElement).entrySet().toArray();
            } else if (inputElement instanceof Map.Entry<?, ?>) {
                final Object val = ((Map.Entry<?, ?>) inputElement).getValue();
                if (val instanceof Collection<?>) {
                    return ((Collection<?>) val).toArray();
                }
            }
            return null;
        }

        @Override
        public Object[] getChildren(final TreePath parentPath) {
            return getElements(parentPath.getLastSegment());
        }
    };
    this.viewer.setContentProvider(p);
}

From source file:de.dentrassi.eclipse.rpm.editor.HeaderTable.java

License:Open Source License

public HeaderTable(final Composite parent, final Function<Integer, Object> tagNameProvider) {
    this.tagNameProvider = tagNameProvider;
    this.wrapper = new Composite(parent, SWT.NO_BACKGROUND);
    parent.setLayout(new FillLayout());

    this.viewer = new TreeViewer(this.wrapper, SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL | SWT.FULL_SELECTION);

    final TreeColumnLayout layout = new TreeColumnLayout();

    createColumn(layout, "Tag ID", 1, entry -> String.format("%d", entry.getKey()));
    createColumnCell(layout, "Tag Name", 2, (entry, cell) -> {
        makeTagName(entry).ifPresent(cell::setText);
    });//w w  w  .j  a  v a 2  s  .  co  m

    createStyledColumn(layout, "Type", 1, entry -> makeType(entry));
    createColumn(layout, "Count", 1, entry -> String.format("%d", entry.getValue().getCount()));
    createColumn(layout, "Index", 1, entry -> String.format("%d", entry.getValue().getIndex()));
    createColumnCell(layout, "Value", 10, HeaderTable::updateCellValue);

    this.wrapper.setLayout(layout);
    this.viewer.getTree().setHeaderVisible(true);
    this.viewer.addDoubleClickListener(this::handleDoubleClick);

    final ITreePathContentProvider p = new ITreePathContentProvider() {

        @Override
        public boolean hasChildren(final TreePath path) {
            final Object[] children = getChildren(path);
            return children != null && children.length > 0;
        }

        @Override
        public TreePath[] getParents(final Object element) {
            return new TreePath[0];
        }

        @Override
        public Object[] getElements(final Object inputElement) {
            if (inputElement instanceof Object[]) {
                return (Object[]) inputElement;
            } else if (inputElement instanceof Entry) {
                final Entry entry = (Entry) inputElement;
                final Object value = entry.getValue().getValue();
                final Object[] childs = makeObjects(value).map(Stream::toArray).orElse(null);
                if (childs != null && childs.length <= 1) {
                    return null;
                }
                return childs;
            }
            return null;
        }

        @Override
        public Object[] getChildren(final TreePath parentPath) {
            return getElements(parentPath.getLastSegment());
        }
    };
    this.viewer.setContentProvider(p);
}

From source file:org.eclipse.tcf.te.tcf.ui.wizards.pages.PeerExportWizardPage.java

License:Open Source License

/**
 * Creates the checkbox tree and list for selecting peers.
 *
 * @param parent the parent control//from   w w w .  j  a  va  2s. c o  m
 */
private final void createPeersGroup(Composite parent) {
    Composite resourcesGroup = new Composite(parent, SWT.NONE);
    resourcesGroup.setLayout(new GridLayout());
    resourcesGroup.setLayoutData(new GridData(GridData.FILL_BOTH));
    resourcesGroup.setFont(parent.getFont());

    new Label(resourcesGroup, SWT.NONE).setText(Messages.PeerExportWizardPage_peers_label);
    Table table = new Table(resourcesGroup, SWT.CHECK | SWT.BORDER);
    table.setLayoutData(new GridData(GridData.FILL_BOTH));
    fViewer = new CheckboxTableViewer(table);
    fViewer.setContentProvider(new ITreePathContentProvider() {
        @Override
        public void dispose() {
        }

        @Override
        public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
        }

        @Override
        public Object[] getElements(Object inputElement) {
            if (inputElement instanceof IPeerModel) {
                IPeerNode[] nodes = ((IPeerModel) inputElement).getPeerNodes();
                List<IPeerNode> filteredNodes = new ArrayList<IPeerNode>();
                for (IPeerNode node : nodes) {
                    if (node.isVisible()) {
                        filteredNodes.add(node);
                    }
                }
                return filteredNodes.toArray();
            }
            return new Object[0];
        }

        @Override
        public Object[] getChildren(TreePath parentPath) {
            return null;
        }

        @Override
        public boolean hasChildren(TreePath path) {
            return false;
        }

        @Override
        public TreePath[] getParents(Object element) {
            return null;
        }
    });
    fViewer.setLabelProvider(new DelegatingLabelProvider());
    ICheckStateListener checkListener = new ICheckStateListener() {
        @Override
        public void checkStateChanged(CheckStateChangedEvent event) {
            setPageComplete(isComplete());
        }
    };
    fViewer.addCheckStateListener(checkListener);
    fViewer.setInput(ModelManager.getPeerModel());

    // top level group
    Composite buttonComposite = new Composite(resourcesGroup, SWT.NONE);
    buttonComposite.setFont(parent.getFont());

    GridLayout layout = new GridLayout(2, true);
    layout.marginHeight = layout.marginWidth = 0;
    buttonComposite.setLayout(layout);
    buttonComposite.setLayoutData(new GridData(GridData.VERTICAL_ALIGN_FILL | GridData.HORIZONTAL_ALIGN_FILL));

    Button selectButton = createButton(buttonComposite, IDialogConstants.SELECT_ALL_ID,
            Messages.PeerExportWizardPage_selectAll, false);

    selectButton.addSelectionListener(new SelectionAdapter() {
        @Override
        public void widgetSelected(SelectionEvent e) {
            fViewer.setAllChecked(true);
            setPageComplete(isComplete());
        }
    });

    Button deselectButton = createButton(buttonComposite, IDialogConstants.DESELECT_ALL_ID,
            Messages.PeerExportWizardPage_deselectAll, false);

    deselectButton.addSelectionListener(new SelectionAdapter() {
        @Override
        public void widgetSelected(SelectionEvent e) {
            fViewer.setAllChecked(false);
            setPageComplete(isComplete());
        }
    });
}

From source file:org.eclipse.tcf.te.tcf.ui.wizards.pages.PeerImportWizardPage.java

License:Open Source License

/**
 * Creates the checkbox tree and list for selecting peers.
 *
 * @param parent the parent control//from   www  . j a v  a  2  s.c om
 */
@SuppressWarnings("unused")
private final void createPeersGroup(Composite parent) {
    Composite resourcesGroup = new Composite(parent, SWT.NONE);
    resourcesGroup.setLayout(new GridLayout());
    resourcesGroup.setLayoutData(new GridData(GridData.FILL_BOTH));
    resourcesGroup.setFont(parent.getFont());

    new Label(resourcesGroup, SWT.NONE).setText(Messages.PeerImportWizardPage_peers_label);
    Table table = new Table(resourcesGroup, SWT.CHECK | SWT.BORDER);
    table.setLayoutData(new GridData(GridData.FILL_BOTH));
    fViewer = new CheckboxTableViewer(table);
    fViewer.setContentProvider(new ITreePathContentProvider() {
        @Override
        public void dispose() {
        }

        @Override
        public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
        }

        @Override
        public Object[] getElements(Object inputElement) {
            List<IPeer> elements = new ArrayList<IPeer>();
            File[] candidates = ((IPath) inputElement).toFile().listFiles(new FileFilter() {
                @Override
                public boolean accept(File pathname) {
                    IPath path = new Path(pathname.getAbsolutePath());
                    return path.getFileExtension() != null
                            && path.getFileExtension().toLowerCase().equals("peer"); //$NON-NLS-1$
                }
            });
            // If there are "*.peer" files to read, process them
            if (candidates != null && candidates.length > 0) {
                for (File candidate : candidates) {
                    try {
                        IURIPersistenceService service = ServiceManager.getInstance()
                                .getService(IURIPersistenceService.class);
                        if (service != null) {
                            IPeer tempPeer = (IPeer) service.read(IPeer.class,
                                    candidate.getAbsoluteFile().toURI());
                            elements.add(tempPeer);
                        }
                    } catch (Exception e) {
                    }
                }
            }

            return elements.toArray();
        }

        @Override
        public Object[] getChildren(TreePath parentPath) {
            return null;
        }

        @Override
        public boolean hasChildren(TreePath path) {
            return false;
        }

        @Override
        public TreePath[] getParents(Object element) {
            return null;
        }
    });
    fViewer.setLabelProvider(new DelegatingLabelProvider());
    ICheckStateListener checkListener = new ICheckStateListener() {
        @Override
        public void checkStateChanged(CheckStateChangedEvent event) {
            setPageComplete(isComplete());
        }
    };
    fViewer.addCheckStateListener(checkListener);

    // top level group
    Composite buttonComposite = new Composite(resourcesGroup, SWT.NONE);
    buttonComposite.setFont(parent.getFont());

    GridLayout layout = new GridLayout(2, true);
    layout.marginHeight = layout.marginWidth = 0;
    buttonComposite.setLayout(layout);
    buttonComposite.setLayoutData(new GridData(GridData.VERTICAL_ALIGN_FILL | GridData.HORIZONTAL_ALIGN_FILL));

    Button selectButton = createButton(buttonComposite, IDialogConstants.SELECT_ALL_ID,
            Messages.PeerImportWizardPage_selectAll, false);

    selectButton.addSelectionListener(new SelectionAdapter() {
        @Override
        public void widgetSelected(SelectionEvent e) {
            fViewer.setAllChecked(true);
            setPageComplete(isComplete());
        }
    });

    Button deselectButton = createButton(buttonComposite, IDialogConstants.DESELECT_ALL_ID,
            Messages.PeerImportWizardPage_deselectAll, false);

    deselectButton.addSelectionListener(new SelectionAdapter() {
        @Override
        public void widgetSelected(SelectionEvent e) {
            fViewer.setAllChecked(false);
            setPageComplete(isComplete());
        }
    });

    new Label(resourcesGroup, SWT.NONE);

    fOverwrite = new Button(resourcesGroup, SWT.CHECK);
    fOverwrite.setText(Messages.PeerImportWizardPage_overwrite_button);
    fOverwrite.setSelection(getDialogSettings().getBoolean(OVERWRITE));

}